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EN 1.4864 Stainless Steel vs. Grade CW6M Nickel

EN 1.4864 stainless steel belongs to the iron alloys classification, while grade CW6M nickel belongs to the nickel alloys. They have 54% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4864 stainless steel and the bottom bar is grade CW6M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 33
29
Fatigue Strength, MPa 200
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
84
Tensile Strength: Ultimate (UTS), MPa 650
560
Tensile Strength: Yield (Proof), MPa 260
310

Thermal Properties

Latent Heat of Fusion, J/g 310
330
Maximum Temperature: Mechanical, °C 1100
970
Melting Completion (Liquidus), °C 1390
1530
Melting Onset (Solidus), °C 1340
1470
Specific Heat Capacity, J/kg-K 480
430
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 30
65
Density, g/cm3 8.0
8.8
Embodied Carbon, kg CO2/kg material 5.3
13
Embodied Energy, MJ/kg 75
170
Embodied Water, L/kg 180
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
140
Resilience: Unit (Modulus of Resilience), kJ/m3 170
220
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 23
18
Strength to Weight: Bending, points 21
17
Thermal Shock Resistance, points 17
16

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.070
Chromium (Cr), % 15 to 17
17 to 20
Iron (Fe), % 41.7 to 51
0 to 3.0
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
17 to 20
Nickel (Ni), % 33 to 37
54.9 to 66
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 1.0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030